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This article mainly introduces "how es6 removes all the spaces in the string". In the daily operation, I believe many people have doubts about how to remove all the spaces in the string by es6. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts about "how to remove all spaces in the string by es6". Next, please follow the editor to study!

In es6, you can use the replace () method to remove all spaces in a string, just use the replace () method with the regular expression "/\ sUnig" to find all spaces in the string and replace them with empty characters; remove the syntax to "string object .replace (/\ sUnig,")".

The operating environment of this tutorial: windows7 system, ECMAScript version 6, Dell G3 computer.

In es6, you can use the replace () method to remove all spaces from a string.

The replace () method is used to replace some characters in a string with other characters, or to replace a substring that matches a regular expression.

StringObject.replace (regexp/substr,replacement) parameter describes regexp/substr

Necessary. A RegExp object that specifies the substring or the schema to replace.

Note that if the value is a string, it is treated as an immediate amount of text pattern to retrieve, rather than being first converted to a RegExp object.

Replacement is required. A string value. Specifies the function that replaces the text or generates the alternate text.

Return value

A new string is obtained after replacing the first match or all matches of regexp with replacement.

Remove the method: use the replace () method with regular expressions to find all spaces and replace them with empty characters.

Regular expression used:

/\ sUnig

Implementation example:

Var str = "hello world" console.log ("original string:" + str+ "!"); var newStr=str.replace (/\ newStr+, "); console.log (" new string: "+ newStr+"! ")

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